import numpy as np
import cv2 as cv

img = cv.imread('idiot.jpg')
rows, cols, _ = img.shape
M = np.float32([[1, 0, 100], [0, 1, 50]])
dst = cv.warpAffine(img, M, (cols, rows))  
cv.imshow('img', dst)  
cv.waitKey(0)
cv.destroyAllWindows()